refactor(database): rename migrations to make them more clear

migrations/versions/2025-08-18_2fcfc28846c1_beatmap_add_failtime.py

@@ -0,0 +1,44 @@
+"""beatmap: add failtime
+
+Revision ID: 2fcfc28846c1
+Revises: 2dcd04d3f4dc
+Create Date: 2025-08-18 06:06:30.929740
+
+"""
+
+from __future__ import annotations
+
+from collections.abc import Sequence
+
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers, used by Alembic.
+revision: str = "2fcfc28846c1"
+down_revision: str | Sequence[str] | None = "2dcd04d3f4dc"
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table(
+        "failtime",
+        sa.Column("beatmap_id", sa.Integer(), nullable=False),
+        sa.Column("exit", sa.VARBINARY(length=400), nullable=False),
+        sa.Column("fail", sa.VARBINARY(length=400), nullable=False),
+        sa.ForeignKeyConstraint(
+            ["beatmap_id"],
+            ["beatmaps.id"],
+        ),
+        sa.PrimaryKeyConstraint("beatmap_id"),
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table("failtime")
+    # ### end Alembic commands ###